Home / 771,332.60-1,156,998.90-572,534.30

Finding the Fourth Proportional to 771,332.60, 1,156,998.90 and 572,534.30

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Solution

The fourth proportional to 771,332.60, 1,156,998.90 and 572,534.30 is: 858,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,332.60 : 1,156,998.90 = 572,534.30 : x
  2. Step 2: Convert to fraction form
    771,332.60/1,156,998.90 = 572,534.30/x
  3. Step 3: Cross multiply
    771,332.60x = 1,156,998.90 × 572,534.30
  4. Step 4: Simplify right side
    771,332.60x = 662,421,555,312.27
  5. Step 5: Solve for x
    x = 662,421,555,312.27/771,332.60
  6. Step 6: Final answer
    x = 858,801.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.